FHV (щам F2).................................................................................................................. ≥ 104. 9 CCID50 FCV (щамове 431 и G1)............................................................................................... ≥ 2. 0 ELISA U.
FHV (tulpina F2)...............................................................................................................  104. 9 DICC 50 FCV (tulpinile 431 şi G1)..............................................................................................  2. 0 ELISA U.